000 00284nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aSatish Jain
245 _aO' Level Business System Vol-1
260 _bDelhi:BPB
_c1998
300 _a277p.
650 _aComputer
999 _c4015
_d4015